ArticleEuropean journal of endocrinology2022
Efficacy and safety of larotrectinib in patients with TRK fusion-positive thyroid carcinoma.
Article in European journal of endocrinology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 3 registered trials, which are not on this map. Cited by 90 papers, 5 of them syntheses that pooled it.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
A Phase 1 Study of the Oral TRK Inhibitor Larotrectinib in Adult Patients With Solid Tumors
A Study to Learn How Well the Drug Larotrectinib Works in Adults With Different Solid Cancers With a Change in the Genes Called NTRK Fusion
A Phase 1/2 Study of the Oral TRK Inhibitor Larotrectinib in Pediatric Patients With Advanced Solid or Primary Central Nervous System Tumors
Who cites it
90 citing papers in PubMed, 5 syntheses or guidelines pooled it, 134 citations in OpenAlex.
- 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer.Thyroid : official journal of the American Thyroid Association · 2025Guideline
- Chinese management guidelines for radioactive iodine-refractory differentiated thyroid cancer (2025 edition).European journal of nuclear medicine and molecular imaging · 2025Guideline
- [Update on anaplastic thyroid cancer-What is relevant for surgeons?]Chirurgie (Heidelberg, Germany) · 2025Guideline
- The 2024 revised clinical guidelines on the management of thyroid tumors by the Japan Association of Endocrine Surgery.Endocrine journal · 2025Guideline
- SEOM-GETNE-TTCC Clinical guideline thyroid cancer (2023).Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2024Guideline
- Trial
- Vandetanib in locally advanced or metastatic differentiated thyroid cancer refractory to radioiodine therapy.Endocrine-related cancer · 2024Trial
- A multicenter, open-label, randomized, phase II study of cediranib with or without lenalidomide in iodine 131-refractory differentiated thyroid cancer.Annals of oncology : official journal of the European Society for Medical Oncology · 2023Trial
- Molecular and clinicopathological characteristics ofHistology and histopathology · 2026Review
- Latin American Thyroid Society expert panel consensus on anaplastic thyroid cancer.Archives of endocrinology and metabolism · 2026Article
- Synergistic role of molecular imaging and genomics in thyroid cancer management: from diagnosis to personalized treatment.Journal of translational medicine · 2026Review
- Age stratifies disease extent in pediatric and young adult fusion-positive papillary thyroid carcinoma.Journal of the Endocrine Society · 2026Article
- Genomics and Multi-Omics to Guide Clinical Management in Thyroid Cancer.International journal of molecular sciences · 2026Review
- Larotrectinib in TRK fusion differentiated thyroid carcinoma: updated trial data.Endocrine-related cancer · 2026Article
- Radioiodine-Refractory Differentiated Thyroid Cancer: Definition, Molecular Mechanisms, and Advances in Precision Therapy.Cancer innovation · 2026Review
- Thyroid Cancer: Epidemiology, Diagnosis, and Treatment.Deutsches Arzteblatt international · 2026Review
- [Radioiodine-Refractory Differentiated Thyroid Carcinoma in Children and Adolescents: A Retrospective Study].Problemy endokrinologii · 2026Article
- Recent Advances in Neoadjuvant Treatment of Anaplastic Thyroid Carcinoma: A Narrative Review.Current treatment options in oncology · 2026Review
- Next-Generation Sequencing in Differentiated Thyroid Cancer Patients Treated with Lenvatinib: Results and Challenges in Real-Life Practice.Current oncology (Toronto, Ont.) · 2026Article
- Real-world outcomes and prognostic factors in anaplastic thyroid cancer: evidence from the REGETNE-Thyroid cohort.The oncologist · 2026Article
30 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
20 authors at 16 institutions in 6 countries.
Funding
Abstract
Objective: Larotrectinib is a highly selective tropomyosin receptor kinase (TRK) inhibitor with demonstrated efficacy across various TRK fusion-positive solid tumours. We assessed the efficacy and safety of larotrectinib in patients with TRK fusion-positive thyroid carcinoma (TC). Methods: We pooled data from three phase I/II larotrectinib clinical trials (NCT02576431, NCT02122913, and NCT02637687). The primary endpoint was the investigator-assessed objective response rate (ORR) per Response Evaluation Criteria in Solid Tumors v1.1. Secondary endpoints included duration of response (DoR), progression-free survival (PFS), overall survival (OS), and safety. Data cut-off: July 2020. Results: Twenty-nine patients (median age: 60; range: 6-80) with TRK fusion-positive TC were treated. Tumour histology was papillary (PTC) in 20 (69%) patients, follicular (FTC) in 2 (7%), and anaplastic (ATC) in 7 (24%) patients. Among 28 evaluable patients, ORR was 71% (95% CI: 51-87); best responses were complete response in 2 (7%) patients, partial response in 18 (64%), stable disease in 4 (14%), progressive disease in 3 (11%), and undetermined in 1 (4%) due to clinical progression prior to the first post-baseline assessment. ORR was 86% (95% CI: 64-97) for PTC/FTC and 29% (95% CI 4-71) for ATC. Median time to response was 1.87 months (range 1.64-3.68). The 24-month DoR, PFS, and OS rates were 81, 69, and 76%, respectively. Treatment-related adverse events were mainly grades 1-2. Conclusion: In TRK fusion-positive TC, larotrectinib demonstrates rapid and durable disease control and a favourable safety profile in patients with advanced disease requiring systemic therapy. Significance statement: NTRK gene fusions are known oncogenic drivers and have been identified in various histologies of thyroid carcinoma, most commonly in papillary thyroid carcinoma. This is the first publication specifically studying a TRK inhibitor in a cohort of TRK fusion-positive thyroid carcinoma patients. In the current study, the highly selective TRK inhibitor larotrectinib showed durable antitumour efficacy and a favourable safety profile in patients with TRK fusion-positive thyroid carcinoma. Our findings show that patients with advanced non-medullary thyroid carcinoma who may require systemic therapy could be considered for testing for gene fusions by next-generation sequencing.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.